A. Port fiveB. Starboard fiveC. Starboard tenD. Right f……

单项选择题（）（走）course 025°.

A. Steer
B. Keep to
C. Take to
D. Go to

单项选择题It is very important to（）（操舵）well.

A.operate
B.steer
C.repair
D.adjust

单项选择题----（）（把定）! ----Yes ,sir!

A. Midship
B. Steady
C. Head on
D. Hard-a-port

单项选择题How is the （）（舵角）?

A.course
B.rudder
C.answer
D.speed

单项选择题Course （）（复原）！

A. on port
B. on starboard
C. again
D. amidships